Home / 1,472,211.48-2,031,723.90-827,833.80

Finding the Fourth Proportional to 1,472,211.48, 2,031,723.90 and 827,833.80

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Solution

The fourth proportional to 1,472,211.48, 2,031,723.90 and 827,833.80 is: 1,142,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,211.48 : 2,031,723.90 = 827,833.80 : x
  2. Step 2: Convert to fraction form
    1,472,211.48/2,031,723.90 = 827,833.80/x
  3. Step 3: Cross multiply
    1,472,211.48x = 2,031,723.90 × 827,833.80
  4. Step 4: Simplify right side
    1,472,211.48x = 1,681,929,716,687.82
  5. Step 5: Solve for x
    x = 1,681,929,716,687.82/1,472,211.48
  6. Step 6: Final answer
    x = 1,142,451.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.